package com.lbw.brige;

public class Phone {
    // 组合品牌
    private Brand brand;

    public Phone(Brand brand) {
        this.brand = brand;
    }

    public Phone() {
    }

    protected void open() {
        brand.open();
    }
    protected void close() {
        brand.close();
    }
    protected void call() {
        brand.call();
    }
}
